Zeni Uses

To obtain such a trigger item, talk to Sanraku and choose to obtain information on Rare Fauna.

He will give you a list of available Zeni Notorious Monsters. More options are available when trading the 100% drop Rare/Ex items from previous encounters to Sanraku for a single higher-tier selection.

Historical Background

Zeni is a historical name for Yen, the standard currency of Japan. Zeni is also widely used as the form of currency in many fictional stories, such as Capcom's Megaman series and the Dragon Ball manga/anime.